From 736b5d045577447cba01bccdf8927262f3ccb278 Mon Sep 17 00:00:00 2001
From: Sharlatan Hellseher <sharlatanus@gmail.com>
Date: Tue, 17 Jun 2025 13:45:04 +0100
Subject: [PATCH] gnu: Add python-calcos.

* gnu/packages/astronomy.scm (python-calcos): New variable.

Change-Id: I463300eb20e1eed81fa9ff65bb43d2e76ec8ecb5
---
 gnu/packages/astronomy.scm | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/gnu/packages/astronomy.scm b/gnu/packages/astronomy.scm
index 055b9bb1a5cf92b889af87c2962a58d0a3ec2296..d74e58680c710f1c215b5193a2dfd8a6e3dbf264 100644
--- a/gnu/packages/astronomy.scm
+++ b/gnu/packages/astronomy.scm
@@ -2694,6 +2694,37 @@ encompassing software system for the operations and analysis of the ESA satellit
 Herschel.")
     (license license:gpl3+)))
 
+(define-public python-calcos
+  (package
+    (name "python-calcos")
+    (version "3.6.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "calcos" version))
+       (sha256
+        (base32 "0mfyinbbrps1ryjnqkjj7h7117clx762q7jvl7raycf1wj0g2zs0"))))
+    (build-system pyproject-build-system)
+    (native-inputs
+     (list python-ci-watson
+           python-numpy
+           python-pytest
+           python-pytest-cov
+           python-setuptools
+           python-setuptools-scm-next
+           python-wheel))
+    (propagated-inputs
+     (list python-astropy
+           python-numpy
+           python-scipy
+           python-stsci-tools))
+    (home-page "https://hst-docs.stsci.edu/cosdhb/chapter-3-cos-calibration")
+    (synopsis "Calibration software for Cosmic Origins Spectrograph")
+    (description
+     "This packages provides a calibration software for @acronym{COS, Cosmic
+Origins Spectrograph}.")
+    (license license:bsd-3)))
+
 (define-public python-camb
   (package
     (name "python-camb")